Nursing Elites

1. A patient following a vegetarian diet might be at risk for deficiency in which nutrient?

• A. Vitamin C
• B. Vitamin B12
• C. Vitamin A
• D. Vitamin D

Correct answer: B

Rationale: Vitamin B12 is primarily found in animal products, so vegetarians may need supplementation.

2. What dietary strategy would most likely be used as part of lifestyle management to reduce the risk of coronary heart disease?

• A. Avoid foods that contain polyunsaturated fat
• B. Limit saturated fat to less than 10 percent of total calories
• C. Limit alcohol intake to one drink daily for women and two drinks daily for men
• D. Avoid consumption of fish and shellfish

Correct answer: C

Rationale: Limiting alcohol intake is part of a strategy to reduce the risk of coronary heart disease by avoiding the negative cardiovascular effects associated with excessive alcohol consumption.

3. Which food has the highest calcium content?

• A. soy products
• B. milk
• C. cereal grains
• D. dark green vegetables

Correct answer: B

Rationale: The correct answer is B, milk. Milk is known for being one of the best dietary sources of calcium, essential for bone health and various bodily functions. Soy products, cereal grains, and dark green vegetables are good sources of calcium as well, but milk generally has a higher calcium content compared to these options.

4. What is the major diet-derived antioxidant found in cell membranes?

• A. B12
• B. beta-carotene
• C. vitamin E
• D. vitamin A

Correct answer: C

Rationale: The correct answer is vitamin E. Vitamin E is the major antioxidant found in cell membranes, where it plays a crucial role in protecting them from oxidative damage. Although B12, beta-carotene, and vitamin A are important nutrients with specific functions in the body, they are not the primary antioxidants found in cell membranes. Vitamin E specifically localizes in cell membranes to neutralize free radicals and prevent lipid peroxidation, making it an essential antioxidant for cellular health.

5. In which type of shock does the patient experience a mismatch of blood flow to the cells?

• A. Distributive
• B. Cardiogenic
• C. Hypovolemic
• D. Septic

Correct answer: A

Rationale: The correct answer is A: Distributive shock. Distributive shock is characterized by a widespread increase in vascular permeability leading to a relative hypovolemia and a mismatch of blood flow to the cells. Choice B, Cardiogenic shock, is due to the heart's inability to pump effectively. Choice C, Hypovolemic shock, results from a decrease in intravascular volume. Choice D, Septic shock, is caused by a systemic response to infection.

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